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'Practice-Changing' Data Expand Zanidatamab's Approval to Gastroesophageal Cancer
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Fusion42 · 27 August 2026 · Fusion42 review
The FDA approved zanidatamab plus chemotherapy, with or without tislelizumab, as a first-line treatment for unresectable or metastatic HER2-positive gastroesophageal cancer, supported by phase III trial data showing significant survival improvements.
This Wire brief sits within Fusion42's coverage of Biotech, and 9 sources have reported it between 25 Aug 2026 and 26 Aug 2026.
◆ ◆ The Wire takeaway
Your oncology biotech now needs to prioritise HER2 testing and consider integrating zanidatamab into treatment protocols for upper GI cancers as a regulatory green light widens patient eligibility.
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9 sources · first reported 25 Aug 2026 · latest 26 Aug 2026
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